CN217932990U - Optic nerve sheath width detecting mould - Google Patents
Optic nerve sheath width detecting mould Download PDFInfo
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- CN217932990U CN217932990U CN202221761609.7U CN202221761609U CN217932990U CN 217932990 U CN217932990 U CN 217932990U CN 202221761609 U CN202221761609 U CN 202221761609U CN 217932990 U CN217932990 U CN 217932990U
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- optic nerve
- nerve sheath
- simulation
- tube
- infusion tube
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Abstract
The utility model discloses an optic nerve sheath width detects mould, including eyeball simulation piece, optic nerve sheath simulation pipe and optic nerve simulation pipe, optic nerve sheath simulation pipe and eyeball simulation piece fixed connection, optic nerve simulation pipe is located optic nerve sheath simulation inside the pipe, optic nerve sheath simulation pipe is elastic, one side of optic nerve sheath simulation pipe is provided with the rubber sack, and the rubber sack intussuseption is filled with liquid, install the infusion tube subassembly between rubber sack and the optic nerve sheath simulation pipe. The utility model discloses a set up the infusion tube subassembly on optic nerve sheath analog tube, the change of optic nerve sheath width after the analog human craniocerebral injury of being convenient for can observe the optic nerve sheath through the supersound so that the intracranial pressure of suggestion increases, has promoted the authenticity that the simulation changes.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, concretely relates to optic nerve sheath width detects mould.
Background
The optic nerve sheath is the outermost capsule of nerve fibers in the peripheral nervous system and is composed of extremely thin cells, nerve sheath cells or schwann cells.
In medical treatment field and teaching field, often need explain the student, use optic nerve sheath mould to demonstrate usually during the explanation, current optic nerve sheath mould is the cylinder pipe usually, inserts the change of the back optic nerve sheath mould that the people received injury through the cylinder pipe of equidimension not at eyeball analogue die back, current optic nerve sheath mould can only simulate the result that the back optic nerve sheath mould changed that the people cranium head received injury, the process of change that can not simulate.
Therefore, in order to solve the above technical problems, it is necessary to provide an optic nerve sheath width detection mold.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an optic nerve sheath width detects mould to solve foretell problem.
In order to achieve the above object, an embodiment of the present invention provides the following technical solutions:
optic nerve sheath width detects mould, including eyeball simulation piece, optic nerve sheath simulation pipe and optic nerve simulation pipe, optic nerve sheath simulation pipe and eyeball simulation piece fixed connection, optic nerve simulation pipe is located optic nerve sheath simulation intraduct, optic nerve sheath simulation pipe is elastic, one side of optic nerve sheath simulation pipe is provided with the rubber sack, and the rubber sack intussuseption is filled with liquid, install the infusion tube subassembly between rubber sack and the optic nerve sheath simulation pipe.
As a further improvement of the utility model, the transfusion tube component comprises a first transfusion tube, a valve and a second transfusion tube, the first transfusion tube is positioned at the end of the optic nerve sheath simulation tube far away from the eyeball simulation piece, the second transfusion tube is positioned on the rubber bag, and the valve is positioned between the second transfusion tube and the first transfusion tube.
As a further improvement of the utility model, a valve switch is arranged on the valve.
As a further improvement of the utility model, a rigid column is arranged on the optic nerve sheath simulation tube, and the rigid column is parallel to the extending direction of the optic nerve sheath simulation tube.
As a further improvement of the utility model, the first infusion tube is provided with an external thread, and the valve is provided with an internal thread matched with the external thread.
As a further improvement of the utility model, the rubber sack lower extreme has been placed with rubber sack assorted tray, the base is installed to the lower extreme of tray.
As a further improvement, the bearing is installed between the tray and the base, the axostylus axostyle is installed between bearing and the base, set up on the base with axostylus axostyle assorted screw hole.
Compared with the prior art, the utility model has the advantages of it is following:
the utility model discloses a set up the infusion tube subassembly on optic nerve sheath simulation pipe, the process that the inside hydrops of optic nerve sheath mould changed after the simulated human cranium brain of being convenient for received the injury has increased the authenticity that the simulated optic nerve sheath mould changed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an optic nerve sheath width detection mold according to an embodiment of the present invention;
fig. 2 is an exploded view of the optic nerve sheath width detection mold according to an embodiment of the present invention;
fig. 3 is a half-sectional view of the optic nerve sheath width detection mold according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure at A in FIG. 3;
fig. 5 is a first state diagram of the optic nerve sheath width detection mold according to an embodiment of the present invention;
fig. 6 is a front view of the optic nerve sheath width detection mold according to an embodiment of the present invention.
In the figure: 1. the device comprises an ultrasonic probe, 2 eyeball simulation parts, 3 optic nerve sheath simulation tubes, 301 rigid columns, 4 first infusion tubes, 5 second infusion tubes, 6 rubber bags, 7 trays, 8 bases, 9 shaft rods, 10 optic nerve simulation tubes, 11 valves and 12 bearings.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. However, the present invention is not limited to the embodiments, and the structural, method, or functional changes made by those skilled in the art according to the embodiments are all included in the scope of the present invention.
The utility model relates to an embodiment discloses an optic nerve sheath width detects mould, including eyeball analogue 2 and optic nerve sheath analog tube 3, optic nerve sheath analog tube 3 and 2 fixed connection of eyeball analogue, optic nerve sheath analog tube 3 has elasticity, and optic nerve sheath analog tube 3 generally just has elastic film rubber for the material is softer, and one side of optic nerve sheath analog tube 3 is provided with rubber sack 6, and the intussuseption of rubber sack 6 is filled with liquid, installs the infusion tube subassembly between rubber sack 6 and the optic nerve sheath analog tube 3.
Specifically, the transfusion tube component comprises a first transfusion tube 4, a valve 11 and a second transfusion tube 5, the first transfusion tube 4 is located at one end, far away from the eyeball simulation part 2, of the optic nerve sheath simulation tube 3, the second transfusion tube 5 is located on the rubber bag 6, the valve 11 is located between the second transfusion tube 5 and the first transfusion tube 4, and the liquid tube component is communicated with the rubber bag 6 and the optic nerve sheath simulation tube 3.
The eyeball simulator 2 is provided with an optic nerve simulation tube 10, the optic nerve simulation tube 10 is positioned inside the optic nerve sheath simulation tube 3, and the length of the optic nerve simulation tube 10 in the mould is usually 3mm, and can be longer.
Referring to fig. 1 to 6, a plurality of rigid columns 301 are attached to the optic nerve sheath simulating tube 3, the rigid columns 301 are rigid support columns, and the rigid columns 301 are parallel to the extending direction of the optic nerve sheath simulating tube 3, that is, the rigid columns 301 are attached to the optic nerve sheath simulating tube 3 from the eyeball simulator 2 toward the first infusion tube 4
Specifically, when the optic nerve sheath simulating tube 3 contains a large amount of water, the optic nerve sheath simulating tube 3 will expand, the rigid column 301 will expand the optic nerve sheath simulating tube 3 upwards and downwards, and under the action of the rigid column 301, the optic nerve sheath simulating tube 3 is not easy to expand outwards from the middle, i.e. is not easy to bulge from the middle of the optic nerve sheath simulating tube 3, and can be expanded or contracted more uniformly.
When extruding the rubber bag 6, the liquid that fills in the rubber bag 6 can not bear live in pressure can flow to optic nerve sheath simulation tube 3, continuously extrude rubber bag 6, the liquid in optic nerve sheath simulation tube 3 can be more and more, the liquid in optic nerve sheath simulation tube 3 is too much to prop optic nerve sheath simulation tube 3 big, under the effect of rigid column 301, optic nerve sheath simulation tube 3 can expand, change with the inside hydrops of optic nerve sheath after the simulated human cranium receives the injury, when loosening rubber bag 6, the liquid in the nerve sheath body 3 flows back again to in the rubber bag 6.
Specifically, install second transfer line 5 on the rubber bag 6, install valve 11 between second transfer line 5 and the first transfer line 4, install the valve switch on the valve 11, valve 11 can cut off or open the intercommunication between optic nerve sheath simulation tube 3 and the rubber bag 6, open the valve switch promptly, extrude rubber bag 6, the liquid of filling in the rubber bag 6 just can flow to in the optic nerve sheath simulation tube 3, otherwise the liquid of filling in the rubber bag 6 can not flow to in the optic nerve sheath simulation tube 3, the liquid in the nerve sheath body 3 can not flow to rubber bag 6 simultaneously yet.
After the process of simulating the change of effusion inside an optic nerve sheath after the cranium of a human is injured is finished, the ONSD (optical nerve sheath diameter) needs to be measured to reflect the intracranial pressure, namely the position B in figure 6, at the moment, after the hand is moved away from the rubber bag 6, the liquid in the optic nerve sheath simulation tube 3 needs to be stored in the optic nerve sheath simulation tube 3, the valve 11 is closed through the valve switch, the valve 11 cuts off the communication between the optic nerve sheath simulation tube 3 and the rubber bag 6, and after the hand is loosened, the liquid in the optic nerve sheath simulation tube 3 cannot flow back to the rubber bag 6, so that the ONSD is convenient to measure.
Referring to fig. 2, the first infusion tube 4 is provided with an external thread, the valve 11 is provided with an internal thread matched with the external thread, the first infusion tube 4 is in threaded connection with the valve 11, after the simulation experiment is finished, the optic nerve sheath width detection mold needs to be stored for a long time, and when the optic nerve sheath width detection mold needs to be kept dry during storage, the rubber bag 6 is unscrewed, liquid in the optic nerve sheath simulation tube 3 is poured out at first, and then the liquid in the rubber bag 6 is poured out, so that the operation is convenient.
Specifically, a bearing 12 is installed between the tray 7 and the base 8, a shaft rod 9 is installed between the bearing 12 and the base 8, the bearing 12 and the tray 7 are fixedly connected, a threaded hole matched with the shaft rod is formed in the base 8, namely, the base 8 is in threaded connection with the shaft rod 9, the eyeball simulator 2 may be installed in different skull molds, namely, the heights of the placement planes of the rubber bag 6 and the molds are different, as shown in fig. 5, the height of the tray 7 can be adjusted by rotating the shaft rod 9, when the shaft rod 9 is screwed, the bearing 12 can enable the shaft rod 9 to be in the rotating process, the tray 7 is kept still, when the shaft rod 9 rotates, the bearing 12 is driven to rotate, the bearing 12 cannot drive the tray 7 to rotate, namely, in the process of adjusting the height of the tray 7, the rubber bag 6 is still placed on the tray 7.
The height of the tray 7 can be adjusted through the shaft lever 9, even if the height of the rubber bag 6 is different from that of the table top, the height of the tray 7 can be adjusted through the shaft lever 9 to well support the rubber bag 6, and the optic nerve sheath simulation tube 3 is not easy to bend due to gravity of the rubber bag 6.
When the device is used, as shown in fig. 2, the eyeball analogue part 2 is firstly placed in a skull mold, then the rubber bag 6 is filled with liquid, then the first infusion tube 4 is connected with the valve 11, then the rubber bag 6 is placed on the tray 7, then the height of the tray 7 is adjusted through the shaft rod 9, the tray 7 can support the rubber bag 6, the optic nerve sheath analogue tube 3 is not bent by gravity generated by the rubber bag 6, then the rubber bag 6 is squeezed to simulate the change of accumulated liquid in the optic nerve sheath analogue tube 3, when the accumulated liquid in the optic nerve sheath analogue tube 3 is increased, the optic nerve sheath analogue tube 3 expands and widens, the width change of the optic nerve sheath analogue tube 3 can be monitored through the ultrasonic probe 1, then the valve 11 is closed through the valve switch, then the hand can be moved away from the rubber bag 6, and the ONSD can be measured.
When the tube needs to be stored for a long time, the valve 11 is directly unscrewed, and then the liquid in the optic nerve sheath simulation tube 3 and the rubber bag 6 is poured out.
According to the technical scheme provided by the utility model, the utility model discloses following beneficial effect has:
the utility model discloses a set up the infusion tube subassembly on optic nerve sheath analog tube, the change of optic nerve sheath width after the analog human craniocerebral injury of being convenient for can observe the optic nerve sheath through the supersound so that the intracranial pressure of suggestion increases, has promoted the authenticity that the simulation changes.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the specification has been described in terms of embodiments, not every embodiment includes every single embodiment, and such description is for clarity purposes only, and it will be appreciated by those skilled in the art that the specification as a whole can be combined as appropriate to form other embodiments as will be apparent to those skilled in the art.
Claims (7)
1. Optic nerve sheath width detects mould, including eyeball simulation piece, optic nerve sheath simulation pipe and optic nerve simulation pipe, its characterized in that, optic nerve sheath simulation pipe and eyeball simulation piece fixed connection, optic nerve simulation pipe is located optic nerve sheath simulation intraduct, optic nerve sheath simulation pipe is elastic, one side of optic nerve sheath simulation pipe is provided with the rubber sack, and the rubber sack intussuseption is filled with liquid, install the infusion tube subassembly between rubber sack and the optic nerve sheath simulation pipe.
2. The optic nerve sheath width detection mold of claim 1, wherein the infusion tube assembly comprises a first infusion tube, a valve and a second infusion tube, the first infusion tube is located at an end of the optic nerve sheath simulation tube away from the eyeball simulation piece, the second infusion tube is located on the rubber bag, and the valve is located between the second infusion tube and the first infusion tube.
3. The mold for detecting the width of an optic nerve sheath according to claim 2, wherein a valve switch is installed on the valve.
4. The optic nerve sheath width detection mold according to claim 1 or 2, wherein a rigid column is mounted on the optic nerve sheath simulating tube, and the rigid column is parallel to the extending direction of the optic nerve sheath simulating tube.
5. The optic nerve sheath width detecting mold of claim 2, wherein the first infusion tube is provided with an external thread, and the valve is provided with an internal thread matching the external thread.
6. The optic nerve sheath width detection mold according to claim 1, wherein a tray matched with the rubber bag is placed at the lower end of the rubber bag, and a base is installed at the lower end of the tray.
7. The optic nerve sheath width detection mold as claimed in claim 6, wherein a bearing is installed between the tray and the base, a shaft rod is installed between the bearing and the base, and a threaded hole matched with the shaft rod is formed in the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221761609.7U CN217932990U (en) | 2022-07-08 | 2022-07-08 | Optic nerve sheath width detecting mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221761609.7U CN217932990U (en) | 2022-07-08 | 2022-07-08 | Optic nerve sheath width detecting mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217932990U true CN217932990U (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221761609.7U Active CN217932990U (en) | 2022-07-08 | 2022-07-08 | Optic nerve sheath width detecting mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217932990U (en) |
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2022
- 2022-07-08 CN CN202221761609.7U patent/CN217932990U/en active Active
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